{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "cell type", "RNA", "protein", "DNA"], "input": "Enhanced NF-kappa B binding activity is followed by functional activation in that inducibility of the IL-2 receptor alpha chain is mediated by enhanced NF-kappa B binding and that a heterologous promoter containing the NF-kappa B consensus sequence ( -291 to -245 ) of the IL-2 receptor alpha chain gene is activated."}
{"cell line": [], "cell type": [], "RNA": [], "protein": ["NF-kappa B", "IL-2 receptor alpha chain", "IL-2"], "DNA": ["NF-kappa B consensus sequence", "-291 to -245", "IL-2 receptor alpha chain gene"]}